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Web Development Startup Jobs in Colorado (NOW HIRING)

Compa

Senior Software Engineer (all teams)

Denver, CO · On-site

$165K - $220K/yr

Compa has developed the premier real-time compensation data platform, delivering top-tier ... Own production software across Compa's web app and backend systems, from design to delivery * Own ...

Judi Health

Full Stack Software Developer

Denver, CO · On-site +1

$86K - $136K/yr

We have startup energy with a focus on delivery, but healthy processes with a strong financial ... development lifecycle (SDLC). * A history of delivering complex web applications to the cloud.

EnthuZiastic

Growth Hacker - Remote

Denver, CO · On-site

Product Development: * Collaborate with product teams to improve user experience, optimize product ... Familiarity with marketing automation tools, A/B testing platforms, web analytics, and data ...

EnthuZiastic

Growth Hacker - Remote

Fort Collins, CO · On-site

Product Development: * Collaborate with product teams to improve user experience, optimize product ... Familiarity with marketing automation tools, A/B testing platforms, web analytics, and data ...

EnthuZiastic

Growth Hacker - Remote

Greeley, CO · On-site

Product Development: * Collaborate with product teams to improve user experience, optimize product ... Familiarity with marketing automation tools, A/B testing platforms, web analytics, and data ...

EnthuZiastic

Growth Hacker - Remote

Aurora, CO · On-site

Product Development: * Collaborate with product teams to improve user experience, optimize product ... Familiarity with marketing automation tools, A/B testing platforms, web analytics, and data ...

EnthuZiastic

Growth Hacker - Remote

Thornton, CO · On-site

Product Development: * Collaborate with product teams to improve user experience, optimize product ... Familiarity with marketing automation tools, A/B testing platforms, web analytics, and data ...

Havenly

AI Software Engineer

Denver, CO · On-site

$110K - $140K/yr

Outcome-Driven Development: You prioritize business impact over specific tech stacks. You leverage ... You prefer the speed of a startup and the impact of a cross-functional role where your voice ...

ServiceTitan

Principal Software Engineer

Denver, CO · On-site

$139K - $186K/yr

We provide exciting opportunities to make an immediate impact in our rapidly growing startup. We ... You must have a strong background in responsive web application development, building distributed ...

ServiceTitan

Principal Software Engineer

Denver, CO · On-site +1

$139K - $186K/yr

We provide exciting opportunities to make an immediate impact in our rapidly growing startup. We ... You must have a strong background in responsive web application development, building distributed ...

Red 6

Senior Software Tester

Denver, CO · On-site

Red 6 is an innovative Augmented Reality (AR) technology startup leading the way in synthetic air ... S. Citizenship. Preferred : • Python development experience. • Experience testing web ...

Red 6

Staff Software Test Engineer

Denver, CO · On-site

Red 6 is an innovative Augmented Reality (AR) technology startup leading the way in synthetic air ... S. Citizenship. Preferred : • Python development experience. • Experience testing web ...

Clean Chemistry, Inc.

SCADA Engineer

Longmont, CO · On-site

$100K/yr

Our internally developed SCADA system allows remote monitoring & control of deployed equipment. The ... Ability to work independently in a fast-paced startup environment. Compensation and Benefits

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Web Development Startup information

What are some common challenges faced by web developers working in a startup environment?

Web developers in startups often encounter fast-paced work environments where priorities can shift quickly based on evolving business needs. They may be expected to take on a wide range of responsibilities, from front-end UI implementation to back-end integrations, and sometimes even DevOps tasks. Resource constraints and tight deadlines are common, requiring adaptability, strong problem-solving skills, and effective communication with cross-functional teams such as designers and product managers. However, these challenges also offer valuable opportunities for rapid skill growth and increased ownership over projects.

What is a web development startup?

A web development startup is a new business that focuses on creating and maintaining websites or web applications for clients or users. These startups typically offer services such as designing, coding, and optimizing websites, as well as developing custom web-based solutions. They often use modern technologies and frameworks to deliver innovative, scalable, and user-friendly products. Web development startups can range from small teams to larger companies, and they may work with businesses of all sizes to help establish or improve their online presence.

What are the key skills and qualifications needed to thrive in a web development startup, and why are they important?

To thrive in a web development startup, you need strong programming skills in languages like JavaScript, HTML, and CSS, along with a solid understanding of responsive design and web frameworks. Familiarity with tools such as Git, cloud platforms (e.g., AWS), and popular frameworks like React or Node.js is typically required. Creativity, problem-solving, adaptability, and teamwork are crucial soft skills that help navigate the fast-paced and constantly evolving startup environment. These skills and qualities are essential for building innovative solutions, collaborating effectively, and driving the success of the startup.
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Web Development Startup jobs near you
Senior Software Engineer (all teams)

Senior Software Engineer (all teams)

Compa

Denver, CO • On-site

$165K - $220K/yr

Full-time

Posted 3 days ago

Key responsibilities

  • Own production software across Compa's web app and backend systems, from design to delivery.

  • Own key ML and AI integrations into data workflows, including building an agent harness.

  • Build new features and improve existing workflows alongside Product and Design.

Job description

About Compa
Compa is a venture-backed AI startup revolutionizing the future of compensation.
In a dynamic job market with hiring challenges, accountability, and the rise of AI, companies need the best data to stay ahead of industry changes, competition, and costs. Compa has developed the premier real-time compensation data platform, delivering top-tier compensation intelligence to leading enterprise teams.
Compa is a compensation intelligence company built to augment enterprise compensation teams in the era of AI.
Our customers include the world's biggest companies: NVIDIA, Stripe, DoorDash, Open AI, TMobile, Moderna, Workday, Ulta, Target, and more.
Locations:
Compa headquarters are located in Irvine, California, with growing sites in Denver, Colorado and San Francisco, California. We're a collaborative, curious, and driven team that values transparency, ownership, and continuous learning and prioritizing in person work where possible.
The Role
As a Senior Software Engineer, you'll have real ownership over the software and systems behind Compa's core products. You'll work across the stack, partner closely with Product and Design, and ship features that directly impact our customers.
In this role, you will:
  • Own production software across Compa's web app and backend systems, from design to delivery
  • Own key ML and AI integrations into our data workflows, including building our own agent harness
  • Build new features and improve existing workflows alongside Product and Design
  • Lead architecture decisions and write clean, scalable code
  • Drive code review and influence roadmap and technical direction
  • Solve real problems for enterprise comp teams, from data pipelines to user experience

Minimum Qualifications
  • 5+ years of professional experience shipping production software on a team
  • Deep proficiency in at least one modern web language or framework, and fluency across the stack
  • Successful end to end ownership of complex features or systems (design to production)
  • Experience leading technical decisions (trade-off justification)
  • Experience driving projects autonomously through ambiguity (scoping to delivery)
  • Experience raising the bar through code review and mentoring

Preferred Qualifications
  • Experience at early-stage or high-growth startups
  • Familiarity with compensation, HR tech, or enterprise SaaS
  • Experience with data-driven products or complex user workflows
  • Interest or experience in AI systems or ML infrastructure
  • Comfortable with ambiguity and fast, iterative work

Tech Stack
You don't need experience with all of these, but familiarity with any is a plus:
  • Backend: Django, Python
  • Frontend: React, TypeScript, GraphQL
  • Infrastructure: AWS
  • Other Tools: vLLM, Linear, Slack, Notion, Metabase

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